DERM TERMS Flashcards
first to appear and most characteristic lesion to help classify disease?
primary lesions
these lesions evolve over time into secondary lesions?
primary skin
skin lesions are characterized by how they are grouped into distinctive _____?
configurations
name this grouping or config of lesions:
arranged in a circle or ring shape
annular
name this grouping or config of lesions:
arranged in arcs or portions of a circle
arciform
name this grouping or config of lesions:
intersecting arcs and circles
polycyclic
name this grouping or config of lesions:
lesions occur in wavy lines, creeping
cutaneous larvae migrans
serpiginous
name this grouping or config of lesions:
bull’s eye pattern, encircled round spot like a:
target lesion of erythema multiforme
iris grouping
name this grouping or config of lesions:
lesions in broad bands following dermatome
herpes zoster or shingles
zosteriform grouping
name this grouping or config of lesions:
lymphangitis, contact dermatitis due to poison ivy, shin excoriations from itching xerotic skin
linear grouping
these lesions are from criss cross patterns forming a network
erythema ab igne on shins
levido reticularis
x-ray dermatitis
retiform grouping
groups of lesions without any distinct patterns
irregular collections of individuals lesions
urticaria, insect bites, chicken pox
irregular grouping
define ulcer
depressed area of the skin with loss of the superficial layers due to a destructive process
define scars
fibrous connective tissue with loss of normal elastic fibers
define keloids
extend beyond the area of original injury
define atrophy
depression in contour of skin
thinning of skin
loss of subcutaneous skin fat in chronic peripheral arterial
define lichenification
thickened skin from scratching or rubbing
hypo pigmentation
define telangectasia
harmless dilated torturous superficial capillaries
spider veins
familial
triggered in pregnancy
name this skin pigmentation:
shades the skin from uv light damage
melanin
name this skin pigmentation:
oxidized hemoglobin iron that stains the skin brown
hemosiderin
name this skin pigmentation:
stains the skin yellow if there is dietary excess
carotene
name this skin pigmentation:
stains the skin yellow as in jaundice of the hepatobiliary diseases
bile
name this skin pigmentation:
these pigments occasionally stain the apocrine sweat
blood pigments
this is an in-vitro noninvasive diagnostic technique that magnifies the skin in such a way that color and subsurface structure in the epidermis, demo-epidermal junction and papillary dermis becomes visible?
dermoscopy
what is this traffic assessment?
arrange for biopsy
high risk lesion
what is this traffic assessment?
monitor or refer
moderate risk lesion
what is this traffic assessment?
reassure patient and monitor
low risk lesion
name this part of the dermoscopy 3 point checklist?
asymmetry of color and structure in one or two perpendicular axes
asymmetry
name this part of the dermoscopy 3 point checklist?
pigment network with irregular holes and thick lines
atypical network
name this part of the dermoscopy 3 point checklist?
any type of blue/white color
blue white structures
using a clear plastic or glass slide check for blanching of a skin lesion?
the blanching generally suggests
diascopy
vascular lesion like telangectasia
or
pigmented lesions
this is a sign in which the blister margin spreads with finger pressure, extends the bullae, physically demonstrates lack of normal epidermal cell adhesion
nikolsky’s sign
this sign indicates the appearance of pinpoint bleeding upon forcible removal of a. scale of psoriasis
occurs in conditions where the dermal papillae are elongated and fragile
*pinpoint bleeding upon paring of a hyperkeratotic plaques suggest a?
auspitz’s sign of psoriasis
verrucae
this reaction occurs when physical injury on previously normal skin area triggers a new lesion?
koebner’s phenomena isomorphic reaction
under woods light examination, erythrasma illuminates?
coral red
under woods light examination, pseudomonas glows?
white to yellow, green pus
under woods light examination, urine in porphyria glows?
orange to pink
under woods light examination, microsporum glows?
yellow green in tinea capitis
under woods light examination, trichophyton glows?
they do not glow
giemsa stained smear of blister base scrapping?
Tzanck smear
herpes simplex
normal day temp?
normal night temp?
30 degree Celsius or 86 degree Fahrenheit
34 degree Celsius or 93.2 degree Fahrenheit
extensive irreversible death of tissue?
gangrene and generally due to loss of vascularity
secondary bacterial infection and putrefaction is called wet gangrene
excess terminal hair growth in areas of the body that are not androgen sensitive
generalized in testicular tumors
hypertrichosis
excess body or facial fair in women in androgen sensitive areas
hirsutism
name this alopecia:
autoimmune mediated hair loss disease that progressively attacks hair follicles
progress to alopecia universalis
alopecia areata
name this alopecia
autosomal dominant
male pattern baldness, receding hair line and top of head hair loss
androgen alopecia
what is atopy?
without apparent cause
abnormal dryness of skin, very common?
xerosis
any of several generalized skin disorders due to a genetically caused molecular defect in keratinization process resulting in retention of keratinocytes rather than normal desquamation
cracks in skin
rare
ichthyosis
name this reaction
secondary skin eruption
hypersensitive to a dermatophyte fungal antigen
acute inflammatory vesicular tinea pedis
cross reaction
dermatophytid reaction
